CN115319530B - Gantry machine tool protecting device and gantry machine tool - Google Patents
Gantry machine tool protecting device and gantry machine tool Download PDFInfo
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- CN115319530B CN115319530B CN202211064718.8A CN202211064718A CN115319530B CN 115319530 B CN115319530 B CN 115319530B CN 202211064718 A CN202211064718 A CN 202211064718A CN 115319530 B CN115319530 B CN 115319530B
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- 230000007246 mechanism Effects 0.000 claims abstract description 202
- 230000004224 protection Effects 0.000 claims abstract description 78
- 238000009413 insulation Methods 0.000 claims abstract description 46
- 238000012545 processing Methods 0.000 claims abstract description 33
- 230000001360 synchronised effect Effects 0.000 claims description 56
- 239000010410 layer Substances 0.000 claims description 41
- 230000033001 locomotion Effects 0.000 claims description 21
- 238000002955 isolation Methods 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000001012 protector Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 abstract description 49
- 239000000110 cooling liquid Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002173 cutting fluid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009979 protective mechanism Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/012—Portals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/12—Arrangements for cooling or lubricating parts of the machine
- B23Q11/126—Arrangements for cooling or lubricating parts of the machine for cooling only
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The application belongs to the technical field of machining, and particularly relates to a gantry machine tool protecting device and a gantry machine tool, which aim to solve the problem that heat generated in the part machining process causes deformation of precise parts in the machine tool, wherein the gantry machine tool protecting device comprises two protecting mechanisms which are respectively arranged in upright posts at two sides of the gantry machine tool, the two protecting mechanisms are arranged on a base of the gantry machine tool, and chip discharge holes are formed at the bottoms of the two protecting mechanisms so as to discharge machining chips to the outer side of the base; the protection mechanism is provided with a through hole for the free end of the cantilever of the machine tool workbench to extend to the outer side and be connected with the base; the outer side of the protection mechanism is provided with a heat insulation mechanism to isolate heat conduction from a processing area where the workbench is positioned to the machine tool body; the scheme disclosed by the application can block heat conduction between the machining scraps, the cooling liquid and the machine tool body to form the heat insulation protection layer, effectively ensure the machining precision of the machine tool, realize high-precision machining of parts and improve the yield of the parts.
Description
Technical Field
The application relates to the technical field of machining, in particular to a gantry machine tool protecting device and a gantry machine tool.
Background
The gantry type five-axis machining center is widely applied to machining of parts in the fields of automobiles, aerospace, aviation and the like, and in the existing common machining center, two independent upright posts are arranged on the ground, and a spindle box assembly for clamping a cutter moves on the two upright posts; the base of the bearing workbench is arranged between two independent stand columns, when a workpiece is machined, the workpiece is cooled through cutting fluid, but in actual machining, the setting of the cutting fluid is found, the temperature of a machining space of a machine tool still cannot be cooled, the machining space of the machine tool is still in a high-temperature environment during working, heat generated by machining scraps and heat absorbed by the cooling fluid can be directly splashed and transferred onto the stand columns and the base during workpiece machining, meanwhile, heat transferred in air in the machining space of the machine tool can be directly transferred onto the stand columns and the base body of the machine tool, the temperature of the whole machine tool is increased, the volume of a precise part in the machine tool is slightly deformed, errors are generated in the precision of the machined part, and the yield of the part is greatly reduced.
Disclosure of Invention
In order to solve the problem that heat generated in the part machining process causes deformation of precise parts in a machine tool, the application provides the gantry machine tool protecting device and the gantry machine tool, which can block heat conduction between machining scraps, cooling liquid and a machine tool body to form a heat insulation protection layer, effectively ensure the machining precision of the machine tool, realize high-precision machining of parts and improve the yield of the parts.
The gantry machine tool protection device provided by the first aspect of the application adopts the following technical scheme:
the protection device for the gantry machine tool comprises two protection mechanisms which are respectively arranged in upright posts at two sides of the gantry machine tool, wherein the two protection mechanisms are respectively arranged on a base of the gantry machine tool, and chip discharge ports are formed at the bottoms of the two protection mechanisms;
the protection mechanism is provided with a through hole for the free end of the cantilever of the machine tool workbench to extend to the outer side and be connected with the base;
the outside of protection machanism has installed thermal-insulated mechanism, thermal-insulated mechanism's outside is contradicted or the clearance setting with the stand inboard of longmen lathe to cut off the heat conduction of processing district to the lathe body that the workstation is located.
Through adopting above-mentioned technical scheme, when the planer tool is in the state of processing spare, two protection machines between the stand of both sides form the piece splashproof isolation zone to the processing region, prevent that the processing bits from splashing and produce the damage to the stand on the stand, prevent simultaneously that the temperature transmission of processing bits from leading to the stand temperature to rise and producing the volume micro-deformation on the stand, form the thermal conduction of processing zone and lathe body and cut off, improve the machining precision of lathe, guarantee the high accuracy processing of part.
Preferably, the protection mechanism comprises a first protection plate assembly and a second protection plate assembly which are arranged in a separated mode, and a first through hole area is formed in the edge of the first protection plate assembly;
a second through hole area matched with the first through hole area is formed at the edge of the second guard plate assembly;
the second via region and the first via region constitute the via.
Through adopting above-mentioned technical scheme, the protective structure of concatenation setting is convenient for dismouting, and the structure mutually noninterfere with lathe self, when satisfying the part processing demand, forms interior protection heat insulating layer.
Preferably, when the outer side of the heat insulation mechanism is arranged in a clearance with the inner side of the upright post of the gantry machine tool, the heat insulation mechanism is an insulating heat insulation layer;
when the outer side of the heat insulation mechanism is in abutting arrangement with the inner side of the upright post of the gantry machine tool, the heat insulation mechanism is an insulation support.
Through adopting above-mentioned technical scheme, prevent that processing bits, coolant liquid from transmitting to protection machanism's heat and transmitting to the stand again, form the heat conduction insulating layer, greatly reduced the heat of course of working influences the precision of lathe body.
Preferably, the top of the protection mechanism is provided with a longitudinal synchronous mechanism, a first transverse synchronous mechanism and a second transverse synchronous mechanism, and the longitudinal synchronous mechanism is arranged at the outer side of the longitudinal direction of the main spindle box of the machine tool; the first transverse synchronous mechanism and the second transverse synchronous mechanism are respectively arranged at two transverse sides of a main shaft box of the machine tool; the longitudinal direction of the machine tool spindle box is parallel to the central axis direction of the two protection mechanisms;
the outer side of the longitudinal synchronous mechanism is fixedly connected with the outer side of the protection mechanism in a flush way, and the inner side of the longitudinal synchronous mechanism has a longitudinal movement degree of freedom;
the outer side of the first transverse co-acting mechanism is connected with a transverse driving mechanism of a main shaft box of the machine tool, and the inner side of the first transverse co-acting mechanism is connected with a first side of the main shaft box of the machine tool;
the outer side of the second transverse co-acting mechanism is connected with a transverse driving mechanism of the main shaft box of the machine tool, and the inner side of the second transverse co-acting mechanism is connected with the second side of the main shaft box of the machine tool;
under a first working state, when the machine tool spindle box and the transverse driving mechanism of the machine tool spindle box move longitudinally under the drive of the longitudinal driving mechanism of the machine tool spindle box, the longitudinal co-motor is driven to form a first top coverage area;
under a second working state, when the machine tool spindle box is driven by the transverse driving mechanism of the machine tool spindle box to transversely move, the first transverse synchronous driving mechanism is driven to fold and the second transverse synchronous driving mechanism is driven to extend, or the first transverse synchronous driving mechanism is driven to extend and the second transverse synchronous driving mechanism is driven to fold, so that a second top coverage area is formed;
the first top coverage area and the second top coverage area form a top debris splash-proof isolation layer.
By adopting the technical scheme, the vertical follow-up mechanism and the horizontal follow-up mechanism of the spindle box form a chip splash-proof isolation layer at the top, and the processing chips are prevented from splashing out from the top to damage a machine tool and conduct heat.
Preferably, the first transverse synchronous mechanism comprises a first support frame, a first transverse corrugated cover and a second support frame, and the first support frame is fixedly arranged on a transverse driving mechanism of a main shaft box of the machine tool;
the second support frame is fixedly arranged on the first side of the main shaft box of the machine tool;
the first transverse corrugated cover is arranged between the first support frame and the second support frame, and one side, far away from the first support frame, of the first transverse corrugated cover is provided with a transverse movement degree of freedom.
By adopting the technical scheme, the coverage of one side to the processing area can be effectively ensured in the transverse movement of the main spindle box of the machine tool, and the splashing of processing scraps is prevented.
Preferably, a baffle is further arranged at the top of the protection mechanism, and the longitudinal axis of the baffle is perpendicular to the longitudinal direction of the main shaft box of the machine tool;
the second transverse synchronous mechanism comprises a third support frame, a second transverse corrugated cover and a fourth support frame, and the third support frame is fixedly arranged on a transverse driving mechanism of a main shaft box of the machine tool;
the fourth support frame is fixedly arranged on the second side of the main shaft box of the machine tool;
the second transverse corrugated cover is arranged between the third support frame and the fourth support frame, and one side, away from the third support frame, of the second transverse corrugated cover has a transverse movement degree of freedom;
one side of the first support frame far away from the transverse driving mechanism of the machine tool spindle box and one side of the third support frame far away from the transverse driving mechanism of the machine tool spindle box are fixedly connected with the partition plate.
By adopting the technical scheme, the coverage of the other side to the processing area can be effectively ensured in the transverse movement of the main spindle box of the machine tool, the splashing of processing scraps is prevented, and the main spindle box follow-up coverage layer is formed by the main spindle box and the first transverse synchronous mechanism.
Preferably, the longitudinal synchronous mechanism comprises a first baffle plate and a horizontal corrugated cover, and the first baffle plate is fixedly connected with the two protection mechanisms respectively; one side of the horizontal corrugated cover is fixedly connected with the first baffle plate, and the other side of the horizontal corrugated cover is fixedly connected with the baffle plate;
the folding direction of the horizontal corrugated cover is parallel to the longitudinal direction of the main shaft box of the machine tool.
By adopting the technical scheme, in the processing process of a workpiece, the main shaft box and the motor are configured to form a top chip splash-proof isolation area of a processing area, so that processing chips are prevented from splashing upwards to the top of the upright post, and the influence on the horizontal movement precision of the main shaft box of the machine tool is eliminated.
Preferably, a transition baffle is further arranged between the two protection mechanisms, and the transition baffle is arranged far away from the machine tool workbench;
the transition baffle, the longitudinal synchronous mechanism, the first transverse synchronous mechanism, the second transverse synchronous mechanism and the two protection mechanisms form an inner protective layer.
Through adopting above-mentioned technical scheme, form the guard zone of the inside rear side of lathe, prevent that the processing bits from splashing backward and damaging the lathe part and carry out heat conduction to the lathe part.
Preferably, the device further comprises a peripheral heat insulation layer, wherein the peripheral heat insulation layer is arranged on the periphery side of the upright post;
the peripheral insulating layer comprises an outer side support and an insulating pad, wherein the insulating pad is arranged on the inner side of the outer side support, and the insulating pad is in butt joint with the outer side of the gantry machine tool.
By adopting the technical scheme, the thermal insulation layer on the periphery of the gantry machine tool is formed, so that the influence of external temperature difference on the precision of parts of the gantry machine tool is effectively prevented, and the machining precision of the parts is improved.
The second aspect of the application provides a gantry machine tool, which comprises two upright posts, a base, a machine tool spindle box, a transverse driving mechanism of the machine tool spindle box and a longitudinal driving mechanism of the machine tool spindle box, wherein the two upright posts are arranged at the top of the base;
a mounting rack is arranged between the tops of the two upright posts;
the base comprises a base body and two bearing assemblies arranged on the base body, wherein the two bearing assemblies are respectively used for bearing the two stand columns;
one end of the upright post and the bearing component form a cavity for mounting a workbench of the machine tool;
the gantry machine tool is also provided with a thermal barrier protection device, and the thermal barrier protection device is any one of the gantry machine tool protection devices.
Through adopting above-mentioned technical scheme, realize the interior of longmen lathe processing district and insulate against heat, prevent to cause the influence to the precision of lathe, perhaps realize simultaneously the interior of longmen lathe, peripheral thermal-insulated, not only realize the heat to the processing district and isolate, can also realize the temperature influence of external environment to the lathe body, guarantee the high accuracy of lathe, and then realize the high accuracy of part processing.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the gantry machine tool protecting device disclosed by the application, when the gantry machine tool is in a machining state of a part, the two protecting mechanisms between the stand columns at two sides are formed into the scrap splash-proof isolation area of the machining area, so that the machining scraps are prevented from splashing on the stand columns to damage the stand columns, and meanwhile, the temperature of the machining scraps is prevented from being transferred to the stand columns to cause the rise of the stand columns to generate volume micro-deformation, so that the heat conduction isolation between the machining area and the machine tool body is formed, the machining precision of the machine tool is improved, and the high-precision machining of the part is ensured.
2. In a first working state, when a machine tool spindle box and a transverse driving mechanism of the machine tool spindle box are driven by a longitudinal driving mechanism of the machine tool spindle box to longitudinally move, the longitudinal common-motion mechanism is driven to form a first top coverage area; under a second working state, when the machine tool spindle box is driven by the transverse driving mechanism of the machine tool spindle box to transversely move, the first transverse synchronous driving mechanism is driven to fold and the second transverse synchronous driving mechanism is driven to extend, or the first transverse synchronous driving mechanism is driven to extend and the second transverse synchronous driving mechanism is driven to fold, so that a second top coverage area is formed; the first top coverage area and the second top coverage area form a top chip splash-proof isolation layer; the technical proposal disclosed by the application forms a longitudinal follow-up mechanism and a transverse follow-up mechanism of the spindle box to form a chip splash-proof isolation layer at the top, thereby preventing the damage and heat conduction of machining chips from being splashed out from the top to a machine tool.
3. The gantry machine tool protecting device provided by the application is an innovative device, can block the conduction of chip heat to a machine tool body, simultaneously can quickly flow out large-flow chip liquid to ensure that chips are not accumulated in the machine, effectively reduces the temperature rise of a base and a stand column and the temperature difference of other parts in the machining process of the machine tool, effectively reduces the thermal deformation of the base and the stand column, ensures the machining precision of the machine tool, improves the machine environment, reduces the maintenance times, ensures the machining precision of parts and greatly improves the yield.
4. The scheme disclosed by the application not only can realize inner protection, but also can realize outer protection, and forms an outer air heat insulation layer, thereby effectively preventing the temperature influence of external temperature difference on the gantry machine tool body and preventing the influence on the matching precision and the working machining precision of each part.
5. The application has simple structure, high efficiency, reliability and convenient popularization and use.
Drawings
Fig. 1 is a schematic perspective view of a gantry machine tool with an inner protective layer.
Fig. 2 is another angular schematic view of fig. 1.
Fig. 3 is a schematic perspective view of the protection mechanism in fig. 1.
Fig. 4 is a schematic perspective view of a gantry machine tool with a thermal barrier protection device according to the present application.
Reference numerals illustrate: 10. a column; 20. a base; 30. a work table; 40. a machine tool spindle box; 50. chip removal device; 100. a protective mechanism; 110. a first fender assembly; 120. a second fender assembly; 130. a through hole; 200. a transition baffle; 300. a heat insulation mechanism; 400. a longitudinal co-moving mechanism; 410. a first baffle; 420. a horizontal corrugated cover; 500. a first transverse co-acting mechanism; 600. a second transverse co-acting mechanism; 700. a partition plate; 800. a chip removal port; 900. and a peripheral insulating layer.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 4.
The embodiment of the application discloses a gantry machine tool.
Referring to fig. 1 and 2, the vertical column type machine tool comprises two vertical columns 10, a base 20, a machine tool spindle box 40, a transverse driving mechanism of the machine tool spindle box and a longitudinal driving mechanism of the machine tool spindle box, wherein the two vertical columns 10 are arranged at the top of the base 20; be provided with the mounting bracket between the top of two stands 10 for connect two stands 10, make mounting bracket and two stands 10 constitute and support wholly, be different from current disconnect-type design, its bearing strength, steadiness are stronger, have better absorbing capacity to whole vibrations, significantly reduce the vibrations influence to ground, effectively reduce the vibrations damage to ground.
The machine tool spindle box longitudinal driving mechanism is arranged at the top of the upright post 10 and is in sliding connection with the upright post 10 so as to control the longitudinal position adjustment of the machine tool spindle box 40; the machine tool spindle box transverse driving mechanism is arranged at the power output end of the machine tool spindle box longitudinal driving mechanism, the machine tool spindle box 40 is arranged on the machine tool spindle box transverse driving mechanism, and the machine tool spindle box transverse driving mechanism can drive the machine tool spindle box 40 to transversely and horizontally move; in addition, the transverse driving mechanism of the machine tool spindle box is also provided with a lifting mechanism (not shown in the figure) for driving the machine tool spindle box 40 to carry out height adjustment, and through the arrangement of the lifting mechanism, the transverse driving mechanism of the machine tool spindle box and the longitudinal driving mechanism of the machine tool spindle box, the position adjustment of the machine tool spindle box 40 in different directions of X direction, Y direction and Z direction is realized, so that the part machining requirement is met.
The base 20 comprises a base 20 body and two bearing assemblies arranged on the base 20 body, wherein the two bearing assemblies are respectively used for bearing the two upright posts 10. Specifically, the bottom of stand 10 has first branch portion, second branch portion, bears the subassembly including respectively with first branch portion, the second branch portion match first bellying, the second bellying that set up, first bellying, second bellying and first branch portion, second branch portion form the maintenance passageway, first branch portion, second branch portion are respectively through other connecting pieces such as screw and first bellying, second bellying fixed connection, guarantee the steadiness of stand 10.
One end of the upright 10 and the bearing assembly form a chamber for mounting the machine tool table 30, and in this embodiment, the machine tool table 30 is a cradle turntable, and two ends of the cradle turntable are fixedly connected with the first protruding part and the second protruding part respectively.
The thermal barrier protection device is also arranged on the gantry machine tool, and is used for thermal conduction isolation protection of the gantry machine tool. Specifically, the protection device of the gantry machine tool comprises two protection mechanisms 100 respectively arranged in the upright posts 10 at two sides of the gantry machine tool, wherein the two protection mechanisms 100 are arranged on the base 20 of the gantry machine tool, and chip discharge ports 800 are formed at the bottoms of the two protection mechanisms 100 to discharge processing chips to the outer side of the base 20; the distance between the two protection mechanisms 100 is larger than the limit distance of movement of the machine tool headstock 40, and the movement of the machine tool headstock 40 is not affected. Through the setting of two protection machanism 100, realize the heat separation to the regional processing of workstation 30, specifically, when the planer tool is in the state of processing the spare, two protection machanism 100 between the stand 10 of both sides form the piece splashproof isolation district to the processing region, prevent that the processing bits from splashing and produce the damage to stand 10 on stand 10, prevent simultaneously that the temperature transmission of processing bits from leading to stand 10 temperature rise to produce volume micro-deformation on stand 10, form the thermal conduction of processing district and lathe body and cut off, improve the machining precision of lathe, guarantee the high accuracy processing of part.
The top of the protection mechanism 100 is provided with a longitudinal co-moving mechanism 400, a first transverse co-moving mechanism 500 and a second transverse co-moving mechanism 600, wherein the longitudinal co-moving mechanism 400 is arranged at the outer side of the machine tool headstock 40 in the longitudinal direction, and in the embodiment, is positioned in an area above the workbench 30; the first transverse synchronous mechanism 500 and the second transverse synchronous mechanism 600 are respectively arranged at two transverse sides of the main spindle box 40 of the machine tool; wherein, the longitudinal direction of the machine tool headstock 40 is parallel to the central axis direction of the two protection mechanisms 100, when the longitudinal direction synchronous mechanism 400 moves along the longitudinal direction of the machine tool headstock 40 to realize the extension or folding, the first transverse synchronous mechanism 500 and the second transverse synchronous mechanism 600 do not generate folding change,
the outer side of the first transverse synchronous mechanism 500 is connected with a transverse driving mechanism of a main shaft box of the machine tool, and the inner side is connected with a first side of the main shaft box 40 of the machine tool; specifically, the first transverse synchronous mechanism 500 includes a first support frame, a first transverse corrugated cover and a second support frame, where the first support frame is fixedly arranged on a transverse driving mechanism of a main spindle box of the machine tool to form an outer stop part; the second support frame is fixedly arranged on the first side of the machine tool spindle box 40.
The first transverse corrugated cover is arranged between the first support frame and the second support frame, one side, far away from the first support frame, of the first transverse corrugated cover is provided with a transverse movement freedom degree, and under the working state, the second support frame can carry the first transverse corrugated cover to carry out transverse synchronous movement on the spindle box 40 of the random bed, so that the coverage of one side to a machining area can be effectively ensured in the transverse movement of the spindle box 40 of the machine tool, and the splashing of machining scraps is prevented for heat transfer.
The top of the guard mechanism 100 is also provided with a spacer 700, the longitudinal axis of the spacer 700 being disposed perpendicular to the longitudinal direction of the machine headstock 40. The outer side of the second transverse co-operating mechanism 600 is connected with a transverse driving mechanism of the machine tool spindle box, and the inner side is connected with a second side of the machine tool spindle box 40; specifically, the second transverse co-moving mechanism 600 includes a third support frame, a second transverse corrugated cover and a fourth support frame, where the third support frame is fixedly arranged on the transverse driving mechanism of the machine tool headstock to form an outer fixed stop; the fourth support frame is fixedly arranged on the second side of the machine tool spindle box 40, namely the symmetrical side of the second support frame.
The second transverse ripple cover is arranged between the third support frame and the fourth support frame, one side, far away from the third support frame, of the second transverse ripple cover is provided with a transverse movement freedom degree, under the working state, the second transverse ripple cover can be carried by the fourth support frame to carry out transverse synchronous movement on the machine tool spindle box 40, the coverage of the other side to a machining area can be effectively ensured in the transverse movement of the machine tool spindle box 40, a machine tool spindle box 40 follow-up covering layer is formed with the first transverse synchronous movement mechanism 500, machining scraps are prevented from splashing, and heat transfer is carried out.
One side of the first support frame far away from the transverse driving mechanism of the machine tool spindle box, and one side of the third support frame far away from the transverse driving mechanism of the machine tool spindle box are fixedly connected with a partition plate 700, and the partition plate 700 is fixed with the transverse driving mechanism of the machine tool spindle box through the first support frame and the third support frame so as to follow up when the machine tool spindle box 40 is driven to longitudinally move, and not move when the machine tool spindle box 40 is driven to transversely move.
The outer side of the longitudinal common motion mechanism 400 is fixedly connected with the outer side of the protection mechanism 100 in a flush way, and the inner side has the longitudinal movement freedom degree; specifically, the longitudinal synchronous mechanism 400 includes a first baffle 410 and a horizontal bellows 420, and the first baffle 410 is fixedly connected with the two protection mechanisms 100 respectively; one side of the horizontal corrugated cover 420 is fixedly connected with the first baffle 410, and the other side is fixedly connected with the partition plate 700; the folding direction of the horizontal corrugated cover 420 is parallel to the longitudinal direction of the machine tool spindle box 40, that is, the horizontal corrugated cover 420 can be extended or folded along the longitudinal direction of the machine tool spindle box 40, and in the workpiece machining process, the spindle box and the motor are configured to form a top chip splash-proof isolation area of a machining area, so that machining chips are prevented from splashing upwards to the top of the upright post 10, and the influence on the horizontal movement precision of the machine tool spindle box 40 is eliminated.
A transition baffle 200 is further arranged between the two protection mechanisms 100, the transition baffle 200 is arranged far away from the machine tool workbench 30, namely, is arranged at the rear, machining scraps are prevented from splashing backwards, and the transition baffle 200 forms an inner periphery protection layer with the longitudinal synchronous mechanism 400, the first transverse synchronous mechanism 500, the second transverse synchronous mechanism 600 and the two protection mechanisms 100.
Referring to fig. 3, the protection mechanism 100 is provided with a through hole 130 for the cantilever free end of the machine tool workbench 30 to extend to the outside and be connected with the base 20; specifically, the protection mechanism 100 includes a first protection plate assembly 110 and a second protection plate assembly 120 that are separately disposed, where a first through hole area is formed at an edge of the first protection plate assembly 110; the edge of the second guard plate assembly 120 is provided with a second through hole area matched with the first through hole area; the second via region and the first via region constitute the via 130.
The first guard plate assembly 110 comprises at least two first plate-shaped structures which are spliced, the second guard plate assembly 120 comprises at least two second plate-shaped structures which are spliced, the spliced arrangement is convenient to disassemble and assemble, the spliced arrangement does not interfere with the structure of the machine tool, and an inner protection heat insulation layer is formed while the part processing requirement is met; in addition, the splicing arrangement is convenient for adjusting the position of the cantilever penetrating through the workbench 30, and simultaneously, the synchronous suspension of the longitudinal synchronous mechanism 400, the first transverse synchronous mechanism 500, the second transverse synchronous mechanism 600 and the upright post 10 can be realized only by disassembling the corresponding structure affecting the whole rising of the protection mechanism 100, so that the disassembly, the assembly and the transportation are convenient.
The outer side of the protection mechanism 100 is provided with a heat insulation mechanism 300, and the outer side of the heat insulation mechanism 300 is in contact with the inner side of the upright post 10 of the gantry machine tool or is in clearance arrangement so as to isolate heat conduction from a processing area where the workbench 30 is positioned to the machine tool body.
When the outer side of the heat insulation mechanism 300 is in clearance arrangement with the inner side of the upright post 10 of the gantry machine tool, the heat insulation mechanism 300 is an insulating heat insulation layer, and stability and temperature isolation are realized through fixed installation on the inner side of the upright post 10.
When the outer side of the heat insulation mechanism 300 is in contact with the inner side of the upright post 10 of the gantry machine tool, the heat insulation mechanism 300 is an insulation support, and heat conduction to the upright post 10 is reduced through the arrangement of the insulation support.
The chip port 800 in this embodiment is preferably funnel-shaped to facilitate collection and rapid evacuation of machining chips; in the present application, the chips discharged from the exhaust port 800 are always isolated from the base 20 by the arrangement of the guard mechanism 100.
Referring to fig. 4, the apparatus further includes a peripheral insulation layer disposed at the circumferential side of the upright post 10, the peripheral insulation layer including an outer bracket and an insulation pad mounted at the inner side of the outer bracket, and the insulation pad being abutted with the outer side of the gantry machine tool.
The peripheral heat insulating layer comprises a left heat insulating layer, a rear heat insulating layer, a right heat insulating layer and a front heat insulating layer which surround the working space of the machine tool, and in the embodiment, the front heat insulating layer is one side provided with a machine tool door; the air heat insulation layer is formed among the left heat insulation layer, the rear heat insulation layer, the right heat insulation layer, the front heat insulation layer and the machine tool body, so that the influence of external temperature difference on the temperature of the gantry machine tool body is effectively prevented, and the influence on the matching precision and the working machining precision of each part is prevented.
Further, a heat insulation pad can be arranged at the fixed connection part of the peripheral heat insulation layer and the machine tool body so as to improve the isolation of the external temperature.
The gantry machine tool further comprises a chip removing device 50 communicated with the chip removing port 800, and is used for discharging the machining chips and the cooling liquid collected by the chip removing port 800 to the outside.
The application discloses a gantry machine tool protecting device, which is implemented by the following principle: in the first working state, when the machine tool spindle box 40 and the transverse driving mechanism of the machine tool spindle box longitudinally move under the drive of the longitudinal driving mechanism of the machine tool spindle box, the longitudinal co-moving mechanism 400 is driven to form a first top coverage area; in the second working state, when the machine tool spindle box 40 is driven by the transverse driving mechanism of the machine tool spindle box to move transversely, the first transverse co-operating mechanism 500 is driven to fold and the second transverse co-operating mechanism 600 is driven to extend, or the first transverse co-operating mechanism 500 is driven to extend and the second transverse co-operating mechanism 600 is driven to fold, so that a second top coverage area is formed; the first top coverage area and the second top coverage area form a top chip splash-proof isolation layer; the technical proposal disclosed by the application forms a longitudinal follow-up mechanism and a transverse follow-up mechanism of the spindle box to form a chip splash-proof isolation layer at the top, thereby preventing the damage and heat conduction of machining chips from being splashed out from the top to a machine tool.
The application discloses an internal protection structure arrangement, which can effectively block heat conduction between chips and a machine tool body, reduce machine tool maintenance, quickly discharge the chips out of a machine tool, avoid direct foundation with a base 20, avoid heat conduction like the base 10, avoid heat conduction between machining chips, cooling liquid and the machine tool body, form a heat insulation protection layer, effectively ensure the machining precision of the machine tool, realize high-precision machining of the part and improve the yield of the part.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (5)
1. The utility model provides a planer-type lathe protector which characterized in that: the two protection mechanisms (100) are respectively arranged in upright posts (10) on two sides of the gantry machine tool, the two protection mechanisms (100) are both arranged on a base (20) of the gantry machine tool, and chip removal ports (800) are formed at the bottoms of the two protection mechanisms (100);
the protection mechanism (100) is provided with a through hole (130) for the cantilever free end of the machine tool workbench (30) to extend to the outer side to be connected with the base (20);
the outer side of the protection mechanism (100) is provided with a heat insulation mechanism (300), and the outer side of the heat insulation mechanism (300) is in contact with the inner side of a stand column (10) of the gantry machine tool or is in clearance arrangement so as to isolate heat conduction from a processing area where the workbench (30) is positioned to the machine tool body;
the protection mechanism (100) comprises a first protection plate assembly (110) and a second protection plate assembly (120) which are arranged in a separated mode, and a first through hole area is formed in the edge of the first protection plate assembly (110);
a second through hole area matched with the first through hole area is formed at the edge of the second guard plate assembly (120);
the second via region and the first via region constitute the via (130);
when the outer side of the heat insulation mechanism (300) and the inner side of the upright post (10) of the gantry machine tool are arranged in a clearance mode, the heat insulation mechanism (300) is an insulating heat insulation layer;
when the outer side of the heat insulation mechanism (300) is in abutting arrangement with the inner side of the upright post (10) of the gantry machine tool, the heat insulation mechanism (300) is an insulation bracket;
the top of the protection mechanism (100) is provided with a longitudinal synchronous mechanism (400), a first transverse synchronous mechanism (500) and a second transverse synchronous mechanism (600), and the longitudinal synchronous mechanism (400) is arranged on the outer side of the machine tool spindle box (40) in the longitudinal direction; the first transverse synchronous mechanism (500) and the second transverse synchronous mechanism (600) are respectively arranged at two transverse sides of the main spindle box (40) of the machine tool; the longitudinal direction of the machine tool spindle box (40) is parallel to the central axis direction of the two protection mechanisms (100);
the outer side of the longitudinal synchronous mechanism (400) is fixedly connected with the outer side of the protection mechanism (100) in a flush way, and the inner side of the longitudinal synchronous mechanism is provided with a longitudinal movement degree of freedom;
the outer side of the first transverse synchronous mechanism (500) is connected with a transverse driving mechanism of a machine tool spindle box, and the inner side of the first transverse synchronous mechanism is connected with a first side of the machine tool spindle box (40);
the outer side of the second transverse co-acting mechanism (600) is connected with a transverse driving mechanism of a main shaft box of the machine tool, and the inner side of the second transverse co-acting mechanism is connected with the second side of the main shaft box (40) of the machine tool;
in a first working state, when the machine tool spindle box (40) and the transverse driving mechanism of the machine tool spindle box (40) move longitudinally under the drive of the longitudinal driving mechanism of the machine tool spindle box, the longitudinal common driving mechanism (400) is driven to form a first top coverage area;
under a second working state, when the machine tool spindle box (40) is driven by a transverse driving mechanism of the machine tool spindle box (40) to transversely move, the first transverse co-moving mechanism (500) is driven to fold, the second transverse co-moving mechanism (600) is driven to stretch, or the first transverse co-moving mechanism (500) is driven to stretch, and the second transverse co-moving mechanism (600) is driven to fold, so that a second top coverage area is formed;
the first top coverage area and the second top coverage area form a top chip splash-proof isolation layer;
the first transverse synchronous mechanism (500) comprises a first support frame, a first transverse corrugated cover and a second support frame, and the first support frame is fixedly arranged on a transverse driving mechanism of a main shaft box (40) of the machine tool;
the second support frame is fixedly arranged on the first side of the machine tool spindle box (40);
the first transverse corrugated cover is arranged between the first support frame and the second support frame, and one side of the first transverse corrugated cover, which is far away from the first support frame, is provided with a transverse movement degree of freedom;
the top of the protection mechanism (100) is also provided with a baffle plate (700), and the longitudinal axis of the baffle plate (700) is vertical to the longitudinal direction of the machine tool spindle box (40);
the second transverse co-acting mechanism (600) comprises a third support frame, a second transverse corrugated cover and a fourth support frame, and the third support frame is fixedly arranged on a transverse driving mechanism of a main shaft box (40) of the machine tool;
the fourth support frame is fixedly arranged on the second side of the machine tool spindle box (40);
the second transverse corrugated cover is arranged between the third support frame and the fourth support frame, and one side, away from the third support frame, of the second transverse corrugated cover has a transverse movement degree of freedom;
one side of the first support frame far away from the transverse driving mechanism of the machine tool spindle box (40) and one side of the third support frame far away from the transverse driving mechanism of the machine tool spindle box (40) are fixedly connected with the partition plate (700).
2. The gantry machine tool guard of claim 1, wherein: the longitudinal synchronous mechanism (400) comprises a first baffle plate (410) and a horizontal corrugated cover (420), and the first baffle plate (410) is fixedly connected with the two protection mechanisms (100) respectively; one side of the horizontal corrugated cover (420) is fixedly connected with the first baffle plate (410), and the other side of the horizontal corrugated cover is fixedly connected with the baffle plate (700);
the folding direction of the horizontal corrugated cover (420) is parallel to the longitudinal direction of the machine tool spindle box (40).
3. The gantry machine tool guard of claim 1, wherein: a transition baffle (200) is further arranged between the two protection mechanisms (100), and the transition baffle (200) is arranged far away from the machine tool workbench (30);
the transition baffle (200), the longitudinal synchronous mechanism (400), the first transverse synchronous mechanism (500), the second transverse synchronous mechanism (600) and the two protection mechanisms (100) form an inner protective layer.
4. The gantry machine tool guard of claim 1, wherein: the device also comprises a peripheral heat insulation layer, wherein the peripheral heat insulation layer is arranged on the periphery side of the upright post (10); the peripheral insulating layer comprises an outer side support and an insulating pad, wherein the insulating pad is arranged on the inner side of the outer side support, and the insulating pad is in butt joint with the outer side of the gantry machine tool.
5. The utility model provides a longmen lathe, includes stand (10), base (20), lathe headstock (40) horizontal actuating mechanism and lathe headstock longitudinal drive mechanism, its characterized in that: two upright posts (10) are arranged, and the two upright posts (10) are arranged at the top of the base (20);
a mounting rack is arranged between the tops of the two upright posts (10);
the base (20) comprises a base (20) body and two bearing assemblies arranged on the base (20) body, wherein the two bearing assemblies are respectively used for bearing the two stand columns (10);
one end of the upright post (10) and the bearing assembly form a cavity for mounting a machine tool workbench (30);
the gantry machine tool is further provided with a thermal barrier protection device, and the thermal barrier protection device is the gantry machine tool protection device according to any one of claims 1-4.
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| CN202211064718.8A CN115319530B (en) | 2022-09-01 | 2022-09-01 | Gantry machine tool protecting device and gantry machine tool |
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| CN202211064718.8A CN115319530B (en) | 2022-09-01 | 2022-09-01 | Gantry machine tool protecting device and gantry machine tool |
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| CN115319530A (en) | 2022-11-11 |
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